Michelle G.
asked • 12/02/14
Find the x-intercept for the function
Philip P.
answered • 12/03/14
Affordable, Experienced, and Patient Algebra Tutor
y = a3√(x-h) + k
The x-intercept occurs when y = 0:
0 = a3√(x-h) + k
-k = a3√(x-h)
-k/a3 = √(x-h)
(-k/a3)2 = x - h
(-k/a3)2 + h = x
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